40322253164 has 12 divisors (see below), whose sum is σ = 72840199488. Its totient is φ = 19510767600.

The previous prime is 40322253163. The next prime is 40322253173. The reversal of 40322253164 is 46135222304.

It is a self number, because there is not a number n which added to its sum of digits gives 40322253164.

It is not an unprimeable number, because it can be changed into a prime (40322253161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162589607 + ... + 162589854.

It is an arithmetic number, because the mean of its divisors is an integer number (6070016624).

Almost surely, 2^40322253164 is an apocalyptic number.

It is an amenable number.

40322253164 is a deficient number, since it is larger than the sum of its proper divisors (32517946324).

40322253164 is a wasteful number, since it uses less digits than its factorization.

40322253164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325179496 (or 325179494 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 40322253164 its reverse (46135222304), we get a palindrome (86457475468).

The spelling of 40322253164 in words is "forty billion, three hundred twenty-two million, two hundred fifty-three thousand, one hundred sixty-four".